Let’s Start from Scratch


Introducing APOQUEL®: Changing the way we approach and manage allergic dermatitis in the dog

BVSc, MANZCVS (Canine Medicine)
Diplomate American College of Veterinary Dermatology Director of Dermatology Medical Strategy, Director of Field Specialists Zoetis Petcare.

Prof Andrew – Andy – Hillier graduated from Onderstepoort in 1982. He practiced small animal primary care for eight years in Cape Town and Perth. Andy completed a residency in veterinary dermatology at the University of Florida in 1994 when he was board-certified by the American College of Veterinary Dermatology. He established his own dermatology referral practice in Australia before returning to the US in 1996. He was on faculty at The Ohio State University for 17 years, attained a Full Professor and Head of the Dermatology and Otology Service. He joined Zoetis as a Senior Veterinary Specialist in 2013. Prof Hillier moved to Zoetis HQ in New Jersey as the Medical Lead for Dermatology. He now serves as the Director of Dermatology Medical Strategy and Field Specialists at Zoetis PETCARE. He has published over 40 peer-reviewed articles, edited and written books and book chapters, and lectured extensively both in the US and internationally. His primary areas of interest are atopic and allergic dermatitis, and staphylococcal pyoderma and antimicrobial therapy.



Diagnosing and Managing Pruritus in the Dog

BVSc (Hons) MMedVet(Med) PhD ECVIM-CA
Professor of Small Animal Medicine in the Department of Companion Animal Clinical Studies.

Andrew Leisewitz graduated from the Veterinary Faculty of the University of Pretoria at Onderstepoort in 1987. He gained an Honours degree soon after, and completed a residency and Masters in small animal medicine in 1995. He became a Diplomat of the European College of Internal Medicine in 2003. He started as a junior academic at the Veterinary Faculty in 1990 and his research focus has been canine babesiosis. He has been published in over 50 publications and, as an active clinician, teacher and researcher, has spent over 30 years working as a Specialist in a Veterinary Academic Hospital. He initiated and runs the Dermatology Clinic in the Hospital and has taught under a post-graduate dermatology for decades. He currently holds the position of Professor of Small Animal Medicine in the Department of Companion Animal Clinical Studies.


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